Introduction -- Science and the philosophical origins of the Radical Enlightenment -- The legacy of the English revolution -- The Newtonian Enlightenment and its critics -- The origins of European freemasonry -- Radical Whigs, masons and Knights of Jubilation -- The social world of the Radical Enlightenment -- Pantheistic religion, revolution and the new science -- Epilogue : new paths to the high Enlightenment -- Appendix